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经营范围
发明名称
Combined control valve and pressure gauge
摘要
申请公布号
US1981586(A)
申请公布日期
1934.11.20
申请号
US19310579730
申请日期
1931.12.08
申请人
THE DILL MANUFACTURING COMPANY
发明人
CROWLEY JOHN C.
分类号
B60S5/04
主分类号
B60S5/04
代理机构
代理人
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地址
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